avinashreddy

Question 9

What is the length of the following array:

byte[] data = { 12, 34, 9, 0, -62, 88 };

◯ 12

◯ 6

◯ 5

◯ 1

10. What will be the output of the following Java Program?

class Test {
    public static void main(String args[]) {
        int arr[2];
        System.out.println(arr[0]);
         System.out.println(arr[1]);
   }
}

3. Provide an example of how to achieve encapsulation in Java. 
4. Is it possible to declare abstract methods as private? 
a. Justify your answer. 
5. Is it compulsory for a class, which has been declared as abstract, to have at least one abstract method?